1.Orion off, power supply on.
2.Press and hold the LCK button just below the VFO B knob.
3.Turn on Orion and continue to hold the LCK button until Master Reset is displayed on the screen. BATTERY FAILURE may also be displayed, disregard.
4.Release the LCK button and allow the Orion to boot to 14.250.
5.Turn the Orion Off and perform the Master Reset using The MAIN RX/TX button. User memories and filter settings MUST be cleared.